CN212954795U

CN212954795U - Sludge high-pressure dehydration treatment device

Info

Publication number: CN212954795U
Application number: CN202021033604.3U
Authority: CN
Inventors: 程秀
Original assignee: Tianjin Li Bilang Environmental Technology Co ltd
Current assignee: Tianjin Li Bilang Environmental Technology Co ltd
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2021-04-13
Anticipated expiration: 2030-06-08

Abstract

The application provides a sludge high-pressure dehydration treatment device which comprises an operation table, wherein a plurality of sieve tubes are circumferentially arranged on the operation table, and a driving mechanism is arranged at the center of the operation table; the driving mechanism comprises a vertically arranged rotatable control upright column, and a material injection cantilever, a pressing cantilever and a material discharge cantilever which are circumferentially connected to the top end of the control upright column; the squeezing cantilever is connected with a squeezing piston which is vertically pressed into any one sieve tube through a squeezing opening. The beneficial effect of this application is: the screen pipes are evenly and circumferentially arranged on the operating platform, the driving mechanism located at the center of the operating platform sequentially injects materials into each screen pipe through circumferential rotation, squeezes and discharges materials after squeezing, so that the automatic sludge dewatering process is completed, and the driving mechanism can rotate circumferentially, so that the screen pipes on the operating platform can be sequentially subjected to sludge dewatering operation through rotation, a plurality of screen pipes are dewatered simultaneously, and the sludge dewatering work efficiency is improved.

Description

Sludge high-pressure dehydration treatment device

Technical Field

The disclosure relates to the technical field of sludge dewatering, in particular to a sludge high-pressure dewatering treatment device.

Background

A sludge treatment method is provided for removing water from fluid primary, concentrated or digested sludge and converting the sludge into semi-solid or solid sludge blocks. The prior art adopts the squeezing piston that is the same with the barrel footpath in the squeezing barrel to impress in the squeezing barrel that is equipped with mud by the one end of squeezing barrel usually when dehydrating mud for the moisture that is squeezed flows out by the other end of squeezing barrel, the principle of this dehydration method is to the mud in the squeezing barrel along the axial direction dehydration in the bucket, axial mud dehydration is not suitable for the great squeezing barrel of internal diameter, when the internal diameter of squeezing barrel is great on the one hand to the dehydration of mud insufficient, on the other hand will squeeze the required drive power of piston axial pressfitting squeezing barrel great, be difficult to satisfy the drive power that the axial was impressed, and the energy waste, it is lower to dewater slower efficiency simultaneously.

Disclosure of Invention

The application aims at the problem and provides a sludge high-pressure dehydration treatment device.

In a first aspect, the application provides a sludge high-pressure dehydration treatment device, which comprises an operation table, wherein a plurality of sieve tubes are circumferentially arranged at the edge of the operation table, and a driving mechanism is arranged at the center of the operation table; the two ends of the sieve tube are respectively detachably provided with a bottom seal cover and a top seal cover, the top seal cover is provided with a filling port and a squeezing port which are communicated with the inside of the sieve tube, and the squeezing port is arranged in the middle of the top seal cover; the driving mechanism comprises a vertically arranged rotatable control upright column, and a material injection cantilever, a pressing cantilever and a material discharge cantilever which are circumferentially connected to the top end of the control upright column; the squeezing cantilever is connected with a squeezing piston, and the squeezing piston is vertically pressed into any one of the sieve tubes through a squeezing opening.

According to the technical scheme provided by the embodiment of the application, one end of the squeezing piston is arranged to be of a pointed cone structure, and one end of the squeezing piston, which is driven by the squeezing cantilever and provided with the pointed cone structure, penetrates through the squeezing opening and then is inserted into any one sieve tube along the axial direction of the sieve tube.

According to the technical scheme that this application embodiment provided, annotate the material cantilever, squeeze the cantilever and unload the cantilever and set gradually according to the direction of rotation on the top of control stand, annotate the material cantilever setting and advancing the front end, the cantilever setting of unloading is advancing the rear end, and the cantilever setting of squeezing is annotating between the material cantilever and the cantilever of unloading.

According to the technical scheme that this application embodiment provided, be equipped with high-pressure plunger pump on the notes material cantilever, high-pressure plunger pump passes through the sprue and pours mud into the screen pipe into.

According to the technical scheme that this application embodiment provided, be equipped with on the cantilever of unloading and squeeze the linking mechanism of piston adaptation, the cantilever of unloading passes through linking mechanism will fill in squeezing the piston vertical sieve pipe of taking out of sieve pipe.

According to the technical scheme provided by the embodiment of the application, the screen pipe is arranged to be a trapezoid wire-wrapped screen pipe.

According to the technical scheme provided by the embodiment of the application, the bottom sealing cover is of a gate valve structure.

According to the technical scheme provided by the embodiment of the application, the inner diameter of the screen pipe ranges from 300mm to 500 mm.

According to the technical scheme provided by the embodiment of the application, the diameter range of the pressing piston is 150mm-250 mm.

According to the technical scheme provided by the embodiment of the application, the top sealing cover corresponds to the squeezing opening and is provided with the detachable limiting blocking cover.

The invention has the beneficial effects that: the application provides a sludge high pressure dehydration processing apparatus's technical scheme, with the even circumference setting of screen pipe on the operation panel, the actuating mechanism who is located the operation panel center annotates the material in proper order to each screen pipe through the rotation in a circumferential direction, squeeze and unload after squeezing, thereby accomplish sludge dewatering's automated process, and because actuating mechanism can the rotation in a circumferential direction consequently the accessible rotation carry out sludge dewatering operation to each screen pipe on the operation panel in proper order, make a plurality of screen pipes dewater simultaneously, improve sludge dewatering's work efficiency.

Drawings

FIG. 1 is a schematic structural diagram of a first embodiment of the present application;

FIG. 2 is a schematic view of the connection of a press piston to a screen according to the first embodiment of the present application;

FIG. 3 is a schematic view of a first embodiment of the present application showing the press piston fully pressed into the screen;

FIG. 4 is a schematic view of the structure of the bottom cover in the first embodiment of the present application;

the text labels in the figures are represented as: 100. a screen pipe; 200. a squeeze piston; 310. controlling the upright post; 320. injecting a material cantilever; 330. a pressing cantilever; 340. a discharge cantilever; 400. a bottom sealing cover; 500. a top sealing cover; 510. a squeezing opening; 520. a material injection port; 530. a limit stop cover; 600. an operation platform.

Detailed Description

In order that those skilled in the art will better understand the technical solutions of the present invention, the following detailed description of the present invention is provided in conjunction with the accompanying drawings, and the description of the present section is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention in any way.

Fig. 1 to 3 are schematic diagrams of a first embodiment of the present application, which includes an operation table 600, a plurality of screens 100 are circumferentially arranged at the edge of the operation table 600, and a driving mechanism is arranged at the center of the operation table 600; the two ends of the sieve tube 100 are respectively detachably provided with a bottom seal cover 400 and a top seal cover 500, the top seal cover 500 is provided with a filling port 520 and a squeezing port 510 which are communicated with the inside of the sieve tube 100, and the squeezing port 510 is arranged in the middle of the top seal cover 500; the driving mechanism comprises a vertically arranged rotatable control upright 310, and a material injection cantilever 320, a pressing cantilever 330 and a discharging cantilever 340 which are circumferentially connected to the top end of the control upright 310; the pressing cantilever 330 is connected with a pressing piston 200, and the pressing piston 200 is vertically pressed into any one of the sieve tubes 100 through a pressing opening 510.

Preferably, a high-pressure plunger pump is arranged on the injection cantilever 320, and the high-pressure plunger pump injects sludge into the sieve tube 100 through the injection port 520.

Preferably, the injection cantilever 320, the pressing cantilever 330 and the discharge cantilever 340 are sequentially arranged at the top end of the control column 310 according to the rotation direction, the injection cantilever 320 is arranged at the front end of the travel, the discharge cantilever 340 is arranged at the rear end of the travel, and the pressing cantilever 330 is arranged between the injection cantilever 320 and the discharge cantilever 340.

Preferably, one end of the pressing piston 200 is provided with a pointed cone structure, and the pressing cantilever 330 drives the end of the pressing piston 200 with the pointed cone structure to pass through the pressing port 510 and then to be inserted into any one of the sieve pipes 100 along the axial direction of the sieve pipe 100. In the preferred embodiment, the conical structure at one end of the pressing piston 200 can effectively reduce the resistance of the pressing piston 200 when moving along the axial direction of the sieve tube 100, thereby reducing the driving force of the pressing cantilever 330, saving energy and being convenient to operate.

Preferably, one end of the pressing piston 200 is provided with a pointed cone structure, and the pressing cantilever 330 drives the end of the pressing piston 200 with the pointed cone structure to pass through the pressing port 510 and then to be inserted into any one of the sieve pipes 100 along the axial direction of the sieve pipe 100.

Preferably, an engagement mechanism adapted to the press piston 200 is arranged on the discharge cantilever 340, and the discharge cantilever 340 vertically takes out the screen 100 from the press piston 200 inserted into the screen 100 through the engagement mechanism.

Preferably, the screen 100 is provided as a ladder wire screen 100. The trapezoidal wire-wrapped screen 100 in the preferred embodiment is a product that can be purchased in the prior art, and has a cylindrical structure, and the side wall of the cylindrical structure is uniformly provided with screen holes communicated with the inner cavity.

Preferably, as shown in fig. 4, the bottom closure 400 is provided as a gate valve structure. In this preferred mode, set up bottom seal lid 400 into the slide valve structure, conveniently extrude the back that finishes to mud, open the slide valve and discharge screen pipe 100 with the mud that the extrusion dehydration finishes in the screen pipe 100, easy operation, simple structure, reliable.

Preferably, the screen 100 has an inner diameter in the range of 300mm to 500 mm. The inside diameter of screen 100 may also be set to 350mm, 450mm, 500mm or any value in the range of 300mm-500mm in other embodiments.

Preferably, the pressing piston 200 has a diameter ranging from 150mm to 250 mm. The diameter of the press piston 200 may also be set to 180mm, 200mm, 250mm or to any value in the range of 150mm-250mm in other embodiments. In the preferred embodiment, the diameter of the squeezing piston 200 is set to be half of the inner diameter of the sieve tube 100, and compared with the technical scheme that the diameter of the squeezing rod is different from the inner diameter of the squeezing bucket when sludge in the squeezing bucket is axially squeezed in the prior art, the diameter of the squeezing piston 200 is set to be half of the inner diameter of the sieve tube 100, so that the driving force of the squeezing cantilever 330 on the squeezing piston 200 can be effectively reduced, the squeezing cantilever 330 can easily press the squeezing piston 200 into the sieve tube 100 along the axial direction of the sieve tube 100, the operation is convenient, energy is saved, and the working efficiency is improved.

Preferably, a removable limit stop cap 530 is disposed on the top cover 500 corresponding to the squeezing opening 510. In the preferred embodiment, after the pressing piston 200 is plugged into the sieve tube 100, the top end of the pressing port 510 is blocked by the limit stop cover 530, so that the pressing piston 200 is firmly limited in the sieve tube 100, and the pressing piston 200 is prevented from popping out of the sieve tube 100 under the extrusion of sludge, thereby affecting the normal sludge dewatering process.

The working principle of the embodiment is as follows: after the bottom and

top covers

400 and 500 of each screen pipe 100 are respectively installed at both ends, each screen pipe 100 is circumferentially installed on an operation table 600, taking the operation process of dewatering sludge of any one screen pipe 100 as an example, the screen pipes 100 are collectively referred to as a screen pipe 100 hereinafter, a filling port 520 on the top cover 500 of the screen pipe 100 is opened, a controller drives and controls the vertical column 310 to rotate so that the filling cantilever 320 rotates to the upper side of the screen pipe 100, sludge is filled into the screen pipe 100 through a high-pressure plunger pump, when the pressure of the sludge filled into the screen pipe 100 reaches 1MPa, the filling is stopped and the filling port 520 is closed. The control upright post 310 is continuously driven to rotate, the squeezing piston 200 is plugged into the A sieve tube 100 from the squeezing opening 510 through the squeezing cantilever 330, after the squeezing piston 200 is completely plugged into the A sieve tube 100, the squeezing opening 510 is closed through the limit stop cover 530, so that the squeezing piston 200 radially squeezes the sludge in the A sieve tube 100, the squeezing piston 200 is kept still in the sieve tube 100 for a certain time, and the water in the sludge is discharged from the sieve holes of the A sieve tube 100. In this embodiment, the pressing cantilever 330 is provided with a driving force structure, which may be a hydraulic press or a hydraulic impactor. The pressing piston 200 connected to the driving force structure is pressed into the screen 100 by the driving force structure moving downward by the downward movement of the pressing boom 330.

After a set time, the discharge cantilever 340 drives the engagement mechanism to descend to be connected with the squeezing piston 200 and then drives the engagement mechanism to move upwards to vertically move the squeezing piston 200 out of the A sieve tube 100, and the bottom cover 400 of the A sieve tube 100 is opened, so that the dewatered sludge in the A sieve tube 100 is discharged from the A sieve tube 100.

In this embodiment, after the material injection of the sieve tube a 100 by the material injection cantilever 320 is completed, the material injection cantilever 320 is rotated to the advancing front end due to the rotation of the control column 310, so that the material injection cantilever 320 injects the next sieve tube 100 at the advancing front end of the sieve tube a 100, thereby improving the sludge dewatering efficiency of each sieve tube 100 on the operation table 600.

The principles and embodiments of the present application are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present application. The foregoing is only a preferred embodiment of the present application, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present application, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments, or may be learned by practice of the invention.

Claims

1. The sludge high-pressure dehydration treatment device is characterized by comprising an operation table, wherein a plurality of sieve tubes are arranged on the edge of the operation table in the circumferential direction, and a driving mechanism is arranged in the center of the operation table;

the two ends of the sieve tube are respectively detachably provided with a bottom seal cover and a top seal cover, the top seal cover is provided with a filling port and a squeezing port which are communicated with the inside of the sieve tube, and the squeezing port is arranged in the middle of the top seal cover;

the driving mechanism comprises a vertically arranged rotatable control upright column, and a material injection cantilever, a pressing cantilever and a material discharge cantilever which are circumferentially connected to the top end of the control upright column; the squeezing cantilever is connected with a squeezing piston, and the squeezing piston is vertically pressed into any one of the sieve tubes through a squeezing opening.

2. The sludge high-pressure dehydration treatment device according to claim 1, wherein one end of the pressing piston is provided with a pointed cone structure, and the end of the pressing piston with the pointed cone structure driven by the pressing cantilever passes through the pressing port and then is inserted into any one screen pipe along the axial direction of the screen pipe.

3. The sludge high-pressure dehydration treatment device according to claim 1, characterized in that the injection cantilever, the pressing cantilever and the discharge cantilever are arranged in sequence according to the rotation direction at the top end of the control upright column, the injection cantilever is arranged at the front end of the travel, the discharge cantilever is arranged at the rear end of the travel, and the pressing cantilever is arranged between the injection cantilever and the discharge cantilever.

4. The sludge high-pressure dehydration treatment device according to claim 1, characterized in that a high-pressure plunger pump is arranged on the injection cantilever, and the high-pressure plunger pump injects sludge into the sieve tube through the injection port.

5. The sludge high-pressure dehydration treatment device according to claim 1, wherein the discharge cantilever is provided with a joining mechanism adapted to the press piston, and the discharge cantilever vertically takes out the screen pipe from the press piston inserted into the screen pipe through the joining mechanism.

6. The sludge high-pressure dewatering treatment device according to claim 1, wherein the screen is configured as a trapezoidal wire-wrapped screen.

7. The sludge high-pressure dewatering treatment device according to claim 1, wherein the bottom cover is provided as a gate valve structure.

8. The sludge high-pressure dewatering treatment device according to claim 1, wherein the sieve tube has an inner diameter in the range of 300mm to 500 mm.

9. The sludge high-pressure dewatering processing device according to claim 8, wherein the pressing piston has a diameter in the range of 150mm to 250 mm.

10. The high-pressure sludge dewatering device according to claim 1, wherein the top cover is provided with a detachable limit stop cover corresponding to the squeezing opening.